The main difference between the TUMI Alpha Bravo Sheppard Deluxe Brief Pack and the Columbia Unisex Atlas Explorer 25L Backpack is that the Alpha Bravo Sheppard Deluxe Brief Pack has Internal Compartments (Dual main compartment with interior pockets) while the Unisex Atlas Explorer 25L Backpack does not.
Specs | Brand | TUMI | Columbia |
Name | Alpha Bravo Sheppard Deluxe Brief Pack | Unisex Atlas Explorer 25L Backpack | |
Category | Laptop | Laptop | |
Sub Category | Everyday | Everyday | |
Capacity (L) | 25L | ||
Dimensions (in) | 14 x 17 x 8 | 20.24 x 14.72 x 3.35 | |
Weight (lb) | 3.5 | 1.0 | |
Fabric | Ballistic Nylon | 100% Polyester with PU coating | |
Color | 2 colors and patterns | 4 Colors and patterns | |
Warranty | TUMI Limited Warranty | Columbia Limited Lifetime Warranty | |
Rating | 4.6 | 4.3 | |
Price | Under $500 | Under $100 | |
General Features | Shoulder Straps | Adjustable shoulder straps | Contoured padded shoulder straps |
Zippers | Reflective zipper pulls | ||
Main Compartment Access | Normal zipped access | Normal zipped access | |
External Pockets | 3 front and 2 side zipped pockets, and back slip pocket | 2 side pocket | |
Internal Compartments | Dual main compartment with interior pockets | ||
Side Pockets | Side pockets can fit water bottle and other accessories | Side pockets can fit water bottle | |
Water Bottle | Yes | Yes | |
Handles | Webbing top carry handle with leather accent | Top haul handle | |
Loops and Attachments | D-rings | Elastic cord and key clip | |
Business & School Features | Laptop Sleeve | Padded laptop compartment fits up to 15" | Laptop sleeve fits laptop up to 15" |
Tablet Sleeve | Padded tablet pocket | ||
Organizer Pocket | Front utility pocket with organizer | Front organizer pocket | |
Travel Features | Luggage Straps / Trolley Sleeve | Luggage sleeve | |
Base / Bottom | Flat padded bottom panel | ||
Hiking / Backpacking Features | Back Panel | Padded back panel | |
Gym / Sports Features | Laundry Pocket | External bungee straps |
TUMI 's Alpha Bravo Sheppard Deluxe Brief Pack is a Laptop backpack with Everyday features while Columbia's Unisex Atlas Explorer 25L Backpack is a Laptop backpack with Everyday features.
The TUMI Alpha Bravo Sheppard Deluxe Brief Pack has a capacity of (liters), weighs 3.5 pounds and it's dimensions in inches are 14 x 17 x 8. It's made of Ballistic Nylon and is available in 2 colors and patterns in comparison the Columbia Unisex Atlas Explorer 25L Backpack's capacity is 25L with a size of 20.24 x 14.72 x 3.35 inches. Constructed from 100% Polyester with PU coating it weighs 1.0 pounds and is available in 4 Colors and patterns.
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